nlsfit : R2: no visible global function definition for 'fitted'
nlsfit : R2: no visible global function definition for 'var'
nlsfit : R2: no visible global function definition for 'resid'
nlsfit : R2: no visible global function definition for 'deviance'
nlsfit : R3: no visible global function definition for 'fitted'
nlsfit : R3: no visible global function definition for 'var'
nlsfit : R3: no visible global function definition for 'resid'
nlsfit : R3: no visible global function definition for 'deviance'
nlsfit : R3: no visible global function definition for 'coef'
nlsfit : f1: no visible global function definition for 'lm'
nlsfit : f1: no visible global function definition for 'coef'
nlsfit : f1: no visible global function definition for 'nls'
nlsfit : f1: no visible global function definition for 'nls.control'
nlsfit : f1: no visible global function definition for 'AIC'
nlsfit : f1: no visible global function definition for 'BIC'
nlsfit : f2: no visible global function definition for 'lm'
nlsfit : f2: no visible global function definition for 'coef'
nlsfit : f2: no visible global function definition for 'nls'
nlsfit : f2: no visible global function definition for 'nls.control'
nlsfit : f2: no visible global function definition for 'AIC'
nlsfit : f2: no visible global function definition for 'BIC'
nlsfit : f3: no visible global function definition for 'lm'
nlsfit : f3: no visible global function definition for 'coef'
nlsfit : f3: no visible global function definition for 'nls'
nlsfit : f3: no visible global function definition for 'nls.control'
nlsfit : f3: no visible global function definition for 'AIC'
nlsfit : f3: no visible global function definition for 'BIC'
nlsfit : f4: no visible global function definition for 'lm'
nlsfit : f4: no visible global function definition for 'coef'
nlsfit : f4: no visible global function definition for 'nls'
nlsfit : f4: no visible global function definition for 'nls.control'
nlsfit : f4: no visible global function definition for 'AIC'
nlsfit : f4: no visible global function definition for 'BIC'
nlsfit : f5: no visible global function definition for 'nls'
nlsfit : f5: no visible global function definition for 'nls.control'
nlsfit : f5: no visible global function definition for 'coef'
nlsfit : f5: no visible global function definition for 'AIC'
nlsfit : f5: no visible global function definition for 'BIC'
nlsfit : f6: no visible global function definition for 'nls'
nlsfit : f6: no visible global function definition for 'nls.control'
nlsfit : f6: no visible global function definition for 'coef'
nlsfit : f6: no visible global function definition for 'AIC'
nlsfit : f6: no visible global function definition for 'BIC'
nlsfit : f7: no visible global function definition for 'nls'
nlsfit : f7: no visible global function definition for 'nls.control'
nlsfit : f7: no visible global function definition for 'coef'
nlsfit : f7: no visible global function definition for 'AIC'
nlsfit : f7: no visible global function definition for 'BIC'
nlsfit : f8: no visible global function definition for 'nls'
nlsfit : f8: no visible global function definition for 'nls.control'
nlsfit : f8: no visible global function definition for 'coef'
nlsfit : f8: no visible global function definition for 'AIC'
nlsfit : f8: no visible global function definition for 'BIC'
nlsfit : f9: no visible global function definition for 'nls'
nlsfit : f9: no visible global function definition for 'nls.control'
nlsfit : f9: no visible global function definition for 'coef'
nlsfit : f9: no visible global function definition for 'AIC'
nlsfit : f9: no visible global function definition for 'BIC'
nlsfit : f10: no visible global function definition for 'nls'
nlsfit : f10: no visible global function definition for 'nls.control'
nlsfit : f10: no visible global function definition for 'coef'
nlsfit : f10: no visible global function definition for 'AIC'
nlsfit : f10: no visible global function definition for 'BIC'
nlsfit : f11: no visible global function definition for 'nls'
nlsfit : f11: no visible global function definition for 'nls.control'
nlsfit : f11: no visible global function definition for 'coef'
nlsfit : f11: no visible global function definition for 'AIC'
nlsfit : f11: no visible global function definition for 'BIC'
nlsfit : f12: no visible global function definition for 'nls'
nlsfit : f12: no visible global function definition for 'nls.control'
nlsfit : f12: no visible global function definition for 'coef'
nlsfit : f12: no visible global function definition for 'AIC'
nlsfit : f12: no visible global function definition for 'BIC'
nlsfit: no visible global function definition for 'nls'
nlsfit : f13: no visible global function definition for 'nls'
nlsfit : f13: no visible global function definition for 'nls.control'
nlsfit : f13: no visible global function definition for 'coef'
nlsfit : f13: no visible global function definition for 'AIC'
nlsfit : f13: no visible global function definition for 'BIC'
nlsplot : plot1: no visible global function definition for 'matplot'
nlsplot : plot1: no visible global function definition for 'legend'
nlsplot : plot2: no visible global function definition for 'sd'
nlsplot : plot2: no visible global function definition for 'plot'
nlsplot : plot2: no visible global function definition for 'legend'
Undefined global functions or variables:
  AIC BIC coef deviance fitted legend lm matplot nls nls.control plot
  resid sd var
Consider adding
  importFrom("graphics", "legend", "matplot", "plot")
  importFrom("stats", "AIC", "BIC", "coef", "deviance", "fitted", "lm",
             "nls", "nls.control", "resid", "sd", "var")
to your NAMESPACE file.